Our Powder Blue Flexfit Cool Dry Calocks Tricot Cap provides perfect fit for most head types with flexibility and this is great cap for any kinds of activities especially in summer. Made from polyester with spandex for stretch and comfort, the crown of the cap is constructed out of 6 panels of cool and thin fabric, so this is perfect summer cap that you can wear for any occasions including sports activities. 6 small ventilation holes are featured around the crown of cap as well, so your head will be well circulated even in hot summer. This 2 1/2 inches long stiff and pre curved bill of cap provides protection from the sun's rays and other elements during your activities. Featuring with fitted end with stretchable material, this cap fits on most people's heads, fitting between headsize 6 7/8 and 7 1/2. Do not forget to check out this amazing cool summer cap in our other colors.